DTC Logic

Diagnosis Procedure
1.CHECK USB HARNESS
Visually check USB harness.
U1243 display unit
U1255 satellite radio tunerChassis and Body Maintenance
Brake lines and cables:
Visually inspect for proper installation. Check for
chafing, cracks, deterioration, and signs of leaking.
Replace any deteriorated or damaged parts
immediately.
Brake pads, rotors, drums and linings:
Check for wear, deterioration and fluid leaks.
Replace any deteri ...
Manual operation
Fan speed control
Press the fan speed control
buttons to
manually control the fan speed.
Press the AUTO button to return to automatic
control of the fan speed.
Air recirculation
Press the air recirculation
button to recirculate
interior air inside the vehicle. The
indicator l ...
Engine coolant temperature gauge
The gauge indicates the engine coolant temperature.
The engine coolant temperature is within the
normal range 1 when the gauge needle points
within the zone shown in the illustration.
The engine coolant temperature varies with the
outside air temperature and driving conditions.
CAUTION ...